1466263140 has 48 divisors (see below), whose sum is σ = 4141888128. Its totient is φ = 387541504.

The previous prime is 1466263111. The next prime is 1466263153. The reversal of 1466263140 is 413626641.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101352 + ... + 114911.

It is an arithmetic number, because the mean of its divisors is an integer number (86289336).

Almost surely, 2^1466263140 is an apocalyptic number.

1466263140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1466263140 is an abundant number, since it is smaller than the sum of its proper divisors (2675624988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1466263140 is a wasteful number, since it uses less digits than its factorization.

1466263140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216388 (or 216386 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 1466263140 is about 38291.8155746107. The cubic root of 1466263140 is about 1136.0670720581.

Adding to 1466263140 its reverse (413626641), we get a palindrome (1879889781).

The spelling of 1466263140 in words is "one billion, four hundred sixty-six million, two hundred sixty-three thousand, one hundred forty".